138 ACCOUNTS, ETC., OF THE BRITISH MUSEUM. 



Reptilia and Amphibia (Galleries 3, 4, 5). — A new Wall- 

 case, 24 feet in length, has been fixed on the east side of 

 Gallery 3, to accommodate the Pterosauria and Crocodilia. 



The large reproduction of Plesiosaurus Cramptoni, from 

 the Lias of Whitby, has been removed from the wall of 

 Gallery 3, and placed in the centre of the other Plesiosauria 

 on the south wall of Gallery 4. 



The re-arrangement of the large Tchthyosauria on the 

 south wall of Gallery 4 has been completed, and that of the 

 Plesiosauria commenced. 



Wall-case 6. — The Iguanodon-remains in this case have 

 been partly re-arranged. 



New labels have been prepared and added to the Crocodilia 

 Wall-cases 1 and 2, and to the large specimens of Ichthyo- 

 sauria on the south wall. 



Ichnites or Fossil Foot-prints (Gallery ll"). — The footprints 

 of Reptiles and Amphibia from the Trias, &c.. Wall-cases 8, 9, 

 10, have been added to considerably and re -arranged, and the 

 smaller slabs have been mounted in frames. 



Fossil Fishes (Gallery 6). — A large number of fossil fishes 

 from the Egerton and Enniskillen Collections, &;c., have been 

 framed and mounted for exhibition in the wall-cases along 

 the eastern side of this Gallery. 



B.— Invertebrata. 



Mollusca. — Cephalopoda (Gallery 7). — Wall-case XIIIa. 

 Several examples of the shells of the recent Nautilus, and 

 one of the animal in spirits have been arranged in this case 

 with explanatory labels and figures. 



During the year 402 Cephalopoda have been registered ; 

 some of these have been mounted and arranged in the exhi- 

 bition-cases, the rest have been labelled and arranged in the 

 drawers beneath the table-cases in the Gallery. 



A further portion of the Sowerby Collection has been 

 re-mounted, and the figured specimens, wherever practicable, 

 have been placed in glass-topped boxes for their better 

 preservation. 



The Cretaceous Belemnites have been re-examined and 

 their nomenclature revised. 



The Cretaceous and Liassic Ammonites have also undergone 

 revision. 



The Jurassic Cephalopoda lately received from Africa have 

 been examined and are being described. 



Mollusca-Oasteropoda and Lamellibranchiata (Gallery 8). 

 — During the year the following collections have been 

 registered and incorporated in the British and Foreign 

 series in this Gallery, namely : — 



(a.) The Castelli Collection of Italian Tertiary Mollusca. 



(b.) A series of Tertiary and Post Tertiary shells from 

 Egypt. 



